C Programming Codes

Open in Telegram

C Programming Codes || Quizzes || DSA Learn along with the community Any queries admin - @Pradeep_saii

India32 062 Technologies & Applications9 537...

📈 Analytical overview of Telegram channel C Programming Codes

Channel C Programming Codes (@c_programming_codes) in the English language segment is an active participant. Currently, the community unites 13 422 subscribers, ranking 9 537 in the Technologies & Applications category and 32 062 in the India region.

📊 Audience metrics and dynamics

Since its creation on невідомо, the project has demonstrated rapid growth, gathering an audience of 13 422 subscribers.

According to the latest data from 12 June, 2026, the channel demonstrates stable activity. Although there has been a change in the number of participants by -240 over the last 30 days and by -9 over the last 24 hours, overall reach remains high.

Verification status: Not verified
Engagement rate (ER): The average audience engagement rate is 9.78%. Within the first 24 hours after publication, content typically collects N/A% reactions from the total number of subscribers.
Post reach: On average, each post receives 0 views. Within the first day, a publication typically gains 0 views.
Reactions and interaction: The audience actively supports content: the average number of reactions per post is 0.
Thematic interests: Content is focused on key topics such as input, string, scanf("%d, array, element.

📝 Description and content policy

The author describes the resource as a platform for expressing subjective opinions:
“C Programming Codes || Quizzes || DSA Learn along with the community Any queries admin - @Pradeep_saii”

Thanks to the high frequency of updates (latest data received on 13 June, 2026), the channel maintains relevance and a high level of publication reach. Analytics show that the audience actively interacts with content, making it an important point of influence in the Technologies & Applications category.

13 422

Subscribers

-924 hours

-617 days

-24030 days

1 313

Post views

No data24 hours

No data48 hours

9.78%

Engagement rate

No data

Posts per day

Ads index

beta

Posts Archive

13 422

String Case Conversion

#include <stdio.h>
#include <string.h>
#include <ctype.h>

int main() {
 char str[100];
 int i;

 printf("Enter a string: ");
 fgets(str, sizeof(str), stdin);
 str[strcspn(str, "\n")] = 0;

 for (i = 0; str[i] != '\0'; i++) {
 if (islower(str[i])) {
 str[i] = toupper(str[i]);
 } else if (isupper(str[i])) {
 str[i] = tolower(str[i]);
 }
 }

 printf("Modified string: %s\n", str);
 return 0;
}

13 422

Compare Two Strings (Without strcmp)

#include <stdio.h>

int main() {
 char str1[100], str2[100];
 int i = 0, flag = 0;

 scanf("%s", str1);
 scanf("%s", str2);

 while (str1[i] != '\0' || str2[i] != '\0') {
 if (str1[i] != str2[i]) {
 flag = 1;
 break;
 }
 i++;
 }

 if (flag == 0 && str1[i] == '\0' && str2[i] == '\0')
 printf("Strings are equal");
 else
 printf("Strings are not equal");

 return 0;
}

13 422

String Concatenation (Without strcat)

#include <stdio.h>
#include <string.h>

int main() {
 char str1[100] = "Hello, ";
 char str2[] = "World!";
 int i, j;

 for (i = 0; str1[i] != '\0'; i++);

 for (j = 0; str2[j] != '\0'; j++) {
 str1[i] = str2[j];
 i++;
 }
 str1[i] = '\0';

 printf("%s\n", str1);
 return 0;
}

13 422

Copying Strings

#include <stdio.h>

int main() {
 char source[] = "Hello!";
 char destination[10];
 int i = 0;

 while (source[i] != '\0') {
 destination[i] = source[i];
 i++;
 }
 destination[i] = '\0';

 printf("Copied string: %s\n", destination);
 return 0;
}

13 422

🔥Solve LeetCode Problems Daily 👉https://t.me/+9BYfwzAg1dQzODQ1

13 422

String Length (No strlen)

#include <stdio.h>

int main() {
 char str[] = "Hello";
 int length = 0;
 while (str[length] != '\0') {
 length++;
 }
 printf("Length: %d\n", length);
 return 0;
}

13 422

Input and Print a String

#include <stdio.h>
#include <string.h>

int main() {
 char str[100];
 printf("Enter a string: ");
 fgets(str, sizeof(str), stdin);
 str[strcspn(str, "\n")] = 0;
 printf("You entered: %s\n", str);
 return 0;
}

13 422

Spiral Matrix Traversal

#include <stdio.h>

int main() {
    int rows, cols, i, j;
    scanf("%d %d", &rows, &cols);
    int matrix[rows][cols];
    for (i = 0; i < rows; i++) {
        for (j = 0; j < cols; j++) {
            scanf("%d", &matrix[i][j]);
        }
    }
    int top = 0, bottom = rows - 1, left = 0, right = cols - 1, dir = 0;
    while (top <= bottom && left <= right) {
        if (dir == 0) {
            for (i = left; i <= right; i++) {
                printf("%d ", matrix[top][i]);
            }
            top++;
        } else if (dir == 1) {
            for (i = top; i <= bottom; i++) {
                printf("%d ", matrix[i][right]);
            }
            right--;
        } else if (dir == 2) {
            for (i = right; i >= left; i--) {
                printf("%d ", matrix[bottom][i]);
            }
            bottom--;
        } else if (dir == 3) {
            for (i = bottom; i >= top; i--) {
                printf("%d ", matrix[i][left]);
            }
            left++;
        }
        dir = (dir + 1) % 4;
    }
    printf("\n");
    return 0;
}

13 422

https://t.me/+9BYfwzAg1dQzODQ1

13 422

Print Boundary Elements of a Matrix

#include <stdio.h>

int main() {
    int rows, cols, i, j;
    printf("Enter the number of rows: ");
    scanf("%d", &rows);
    printf("Enter the number of columns: ");
    scanf("%d", &cols);

    int matrix[rows][cols];

    printf("Enter the elements of the matrix:\n");
    for (i = 0; i < rows; i++)
        for (j = 0; j < cols; j++)
            scanf("%d", &matrix[i][j]);

    printf("Boundary elements are:\n");
    for (i = 0; i < rows; i++) {
        for (j = 0; j < cols; j++) {
            if (i == 0 || i == rows - 1 || j == 0 || j == cols - 1)
                printf("%d ", matrix[i][j]);
            else
                printf("  ");
        }
        printf("\n");
    }

    return 0;
}

13 422

Print Lower Triangle of a Matrix

#include <stdio.h>

int main() {
  int matrix[3][3] = {{1, 2, 3}, {4, 5, 6}, {7, 8, 9}};
  int rows = 3;
  int cols = 3;

  for (int i = 0; i < rows; i++) {
    for (int j = 0; j < cols; j++) {
      if (j <= i) {
        printf("%d ", matrix[i][j]);
      } else {
        printf("  ");
      }
    }
    printf("\n");
  }

  return 0;
}

13 422

https://t.me/+9BYfwzAg1dQzODQ1

13 422

Print Upper Triangle of a Matrix

#include <stdio.h>

int main() {
  int rows, cols, matrix[10][10], i, j;

  printf("Enter the number of rows: ");
  scanf("%d", &rows);
  printf("Enter the number of columns: ");
  scanf("%d", &cols);

  printf("Enter the elements of the matrix:\n");
  for (i = 0; i < rows; i++) {
    for (j = 0; j < cols; j++) {
      scanf("%d", &matrix[i][j]);
    }
  }

  printf("Upper triangle of the matrix:\n");
  for (i = 0; i < rows; i++) {
    for (j = 0; j < cols; j++) {
      if (j >= i) {
        printf("%d ", matrix[i][j]);
      } else {
        printf("  ");
      }
    }
    printf("\n");
  }

  return 0;
}

13 422

Diagonal Sum of a Square Matrix

#include <stdio.h>

int main() {
 int matrix[10][10];
 int rows, cols, i, j, sum = 0;

 printf("Enter the number of rows (and columns): ");
 scanf("%d", &rows);
 cols = rows;

 printf("Enter the elements of the matrix:\n");
 for (i = 0; i < rows; i++) {
 for (j = 0; j < cols; j++) {
 scanf("%d", &matrix[i][j]);
 }
 }

 for (i = 0; i < rows; i++) {
 sum += matrix[i][i];
 }

 printf("Diagonal sum: %d\n", sum);

 return 0;
}

13 422

Identity Matrix Checker

#include <stdio.h>
#include <stdbool.h>

bool isIdentityMatrix(int matrix[][100], int rows, int cols) {
    if (rows != cols) return false;
    for (int i = 0; i < rows; i++) {
        for (int j = 0; j < cols; j++) {
            if (i == j && matrix[i][j] != 1) return false;
            if (i != j && matrix[i][j] != 0) return false;
        }
    }
    return true;
}

int main() {
    int rows, cols;
    int matrix[100][100];

    printf("Enter rows and columns: ");
    scanf("%d %d", &rows, &cols);

    printf("Enter matrix elements:\n");
    for (int i = 0; i < rows; i++) {
        for (int j = 0; j < cols; j++) {
            scanf("%d", &matrix[i][j]);
        }
    }

    if (isIdentityMatrix(matrix, rows, cols)) {
        printf("The matrix is an identity matrix.\n");
    } else {
        printf("The matrix is not an identity matrix.\n");
    }

    return 0;
}

13 422

Symmetric Matrix Checker

#include <stdio.h>
#include <stdbool.h>

bool isSymmetric(int matrix[][100], int rows, int cols) {
    if (rows != cols) {
        return false;
    }
    for (int i = 0; i < rows; i++) {
        for (int j = 0; j < cols; j++) {
            if (matrix[i][j] != matrix[j][i]) {
                return false;
            }
        }
    }
    return true;
}

int main() {
    int rows, cols;
    int matrix[100][100];

    printf("Enter the number of rows: ");
    scanf("%d", &rows);
    printf("Enter the number of columns: ");
    scanf("%d", &cols);

    printf("Enter the matrix elements:\n");
    for (int i = 0; i < rows; i++) {
        for (int j = 0; j < cols; j++) {
            scanf("%d", &matrix[i][j]);
        }
    }

    if (isSymmetric(matrix, rows, cols)) {
        printf("The matrix is symmetric.\n");
    } else {
        printf("The matrix is not symmetric.\n");
    }

    return 0;
}

13 422

Transpose of a Matrix

#include <stdio.h>

int main() {
    int matrix[10][10], transpose[10][10];
    int row, col;
    scanf("%d %d", &row, &col);
    for (int i = 0; i < row; i++) {
        for (int j = 0; j < col; j++) {
            scanf("%d", &matrix[i][j]);
        }
    }
    for (int i = 0; i < row; i++) {
        for (int j = 0; j < col; j++) {
            transpose[j][i] = matrix[i][j];
        }
    }
    for (int i = 0; i < col; i++) {
        for (int j = 0; j < row; j++) {
            printf("%d ", transpose[i][j]);
        }
        printf("\n");
    }
    return 0;
}

13 422

Matrix Multiplication

#include <stdio.h>

int main() {
    int a[3][3] = {{1, 2, 3}, {4, 5, 6}, {7, 8, 9}};
    int b[3][3] = {{9, 8, 7}, {6, 5, 4}, {3, 2, 1}};
    int result[3][3] = {{0, 0, 0}, {0, 0, 0}, {0, 0, 0}};

    for (int i = 0; i < 3; i++) {
        for (int j = 0; j < 3; j++) {
            for (int k = 0; k < 3; k++) {
                result[i][j] += a[i][k] * b[k][j];
            }
        }
    }

    for (int i = 0; i < 3; i++) {
        for (int j = 0; j < 3; j++) {
            printf("%d ", result[i][j]);
        }
        printf("\n");
    }

    return 0;
}

13 422

Matrix Subtraction

#include <stdio.h>

int main() {
    int rows, cols;
    printf("Enter rows and columns: ");
    scanf("%d %d", &rows, &cols);

    int matrix1[rows][cols], matrix2[rows][cols], result[rows][cols];

    printf("Enter elements of matrix 1:\n");
    for (int i = 0; i < rows; i++)
        for (int j = 0; j < cols; j++)
            scanf("%d", &matrix1[i][j]);

    printf("Enter elements of matrix 2:\n");
    for (int i = 0; i < rows; i++)
        for (int j = 0; j < cols; j++)
            scanf("%d", &matrix2[i][j]);

    for (int i = 0; i < rows; i++)
        for (int j = 0; j < cols; j++)
            result[i][j] = matrix1[i][j] - matrix2[i][j];

    printf("Resultant matrix:\n");
    for (int i = 0; i < rows; i++) {
        for (int j = 0; j < cols; j++)
            printf("%d ", result[i][j]);
        printf("\n");
    }

    return 0;
}

13 422

Matrix Addition

#include <stdio.h>

int main() {
    int rows, cols;
    printf("Enter rows and columns: ");
    scanf("%d %d", &rows, &cols);

    int matrix1[rows][cols], matrix2[rows][cols], sum[rows][cols];

    printf("Enter elements of first matrix:\n");
    for (int i = 0; i < rows; i++)
        for (int j = 0; j < cols; j++)
            scanf("%d", &matrix1[i][j]);

    printf("Enter elements of second matrix:\n");
    for (int i = 0; i < rows; i++)
        for (int j = 0; j < cols; j++)
            scanf("%d", &matrix2[i][j]);

    for (int i = 0; i < rows; i++)
        for (int j = 0; j < cols; j++)
            sum[i][j] = matrix1[i][j] + matrix2[i][j];

    printf("Sum of matrices:\n");
    for (int i = 0; i < rows; i++) {
        for (int j = 0; j < cols; j++)
            printf("%d ", sum[i][j]);
        printf("\n");
    }

    return 0;
}